def form_valid(self, form):
     # Clear any existing assignments
     for director in GLDirector.objects.all():
         director.regions.clear()
     # Go through the form data and assign GLDirector to regions
     for key in form.data:
         region = key.split("_")[0]
         if region in WARegion.slug_all():
             region_obj = WARegion.objects.get(slug=region)
             for user in form.data.getlist(key):
                 gldirector = GLDirector.objects.get(user__username=user)
                 gldirector.regions.add(region_obj)
     # Render the same form but with extra context for the template.
     context = {
         "success": True
     }
     return render(self.request, "gl_tracking/region_assignment_modal_form.html", context)
 def test_slug_all(self):
     expected_result = list(WARegion.objects.all().values_list("slug", flat=True))
     self.assertListEqual(WARegion.slug_all(), expected_result)